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53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
#include "ICommand.h"
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#include <iostream>
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namespace DB
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{
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namespace ErrorCodes
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{
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extern const int BAD_ARGUMENTS;
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}
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void ICommand::printHelpMessage() const
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{
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std::cout << "Command: " << command_name << '\n';
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std::cout << "Description: " << description << '\n';
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std::cout << "Usage: " << usage << '\n';
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if (command_option_description)
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{
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auto options = *command_option_description;
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if (!options.options().empty())
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std::cout << options << '\n';
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}
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}
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void ICommand::addOptions(ProgramOptionsDescription & options_description)
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{
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if (!command_option_description || command_option_description->options().empty())
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return;
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options_description.add(*command_option_description);
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}
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String ICommand::validatePathAndGetAsRelative(const String & path)
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{
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/// If path contain non-normalized symbols like . we will normalized them. If the resulting normalized path
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/// still contain '..' it can be dangerous, disallow such paths. Also since clickhouse-disks
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/// is not an interactive program (don't track you current path) it's OK to disallow .. paths.
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String lexically_normal_path = fs::path(path).lexically_normal();
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if (lexically_normal_path.find("..") != std::string::npos)
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throw DB::Exception(DB::ErrorCodes::BAD_ARGUMENTS, "Path {} is not normalized", path);
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/// If path is absolute we should keep it as relative inside disk, so disk will look like
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/// an ordinary filesystem with root.
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if (fs::path(lexically_normal_path).is_absolute())
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return lexically_normal_path.substr(1);
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return lexically_normal_path;
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}
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}
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